Simplified migration: Import and export features allow you to
import or export a text list or BIND 9 formatted file of managed
domains and their configuration details into and out of your
account.

IPv6: In addition to supporting IPv4, Cloud DNS is IPv6 ready
when you are.

The available management operations allow you to easily manage domains,
sub-domains, and records via the REST-based API. Additionally, advances
operations are available that allow you to easily manage mail servers,
zone delegation, and create SPF records.